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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1057 (Engine Control System) >> DTC P0461: Fuel Level Sensor >> Overall Function Check >> Testing Condition: >> With CONSULT-II
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With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Start from step 11, if it is possible to confirm that the fuel cannot be drained by 30 (7-7/8 US gal, 6-5/8 Imp gal) in advance.
  1. Prepare a fuel container and a spare hose.
  2. Release fuel pressure from fuel line, refer to FUEL PRESSURE RELEASE  .
  3. Remove the fuel feed hose on the fuel level sensor unit.
  4. Connect a spare fuel hose where the fuel feed hose was removed.
  5. Turn ignition switch OFF and wait at least 10 seconds then turn ON.
  6. Select "FUEL LEVEL SE" in "DATA MONITOR" mode with CONSULT-II.
  7. Check "FUEL LEVEL SE" output voltage and note it.
  8. Select "FUEL PUMP" in "ACTIVE TEST" mode with CONSULT-II.
  9. Touch "ON" and drain fuel approximately 30 (7-7/8 US gal, 6-5/8 Imp gal) and stop it.
  10. Fill fuel into the fuel tank for 30 (7-7/8 US gal, 6-5/8 Imp gal).
  11. Check "FUEL LEVEL SE" output voltage and note it.
  12. Check "FUEL LEVEL SE" output voltage and confirm whether the voltage changes more than 0.03V during step 7 to 11.

    If NG, go to DIAGNOSTIC PROCEDURE  .

    Fig 1: Displaying Data Monitor Screen
    G00775536Courtesy of NISSAN MOTOR CO., U.S.A.